text-decoration-subelements-004-ref.html

<!DOCTYPE html>
<style>
blockquote {
  color: blue;
  font-size: 80px;
}
p {
  text-decoration: underline;
  font-size: 20px;
}
</style>
<blockquote>
  <p>
    <span>
      From EXAMPLE 1 of the spec,
      the underlining for the blockquote element is propagated to an anonymous inline box that surrounds the span element.
    </span>
  </p>
</blockquote>

chromium/third_party/blink/web_tests/external/wpt/css/css-text-decor/reference/text-decoration-subelements-004-ref.html